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| 1 # 2014 January 11 | |
| 2 # | |
| 3 # The author disclaims copyright to this source code. In place of | |
| 4 # a legal notice, here is a blessing: | |
| 5 # | |
| 6 # May you do good and not evil. | |
| 7 # May you find forgiveness for yourself and forgive others. | |
| 8 # May you share freely, never taking more than you give. | |
| 9 # | |
| 10 #*********************************************************************** | |
| 11 # This file implements regression tests for SQLite library. The | |
| 12 # focus of this file is testing the WITH clause. | |
| 13 # | |
| 14 | |
| 15 set testdir [file dirname $argv0] | |
| 16 source $testdir/tester.tcl | |
| 17 source $testdir/malloc_common.tcl | |
| 18 set ::testprefix withM | |
| 19 | |
| 20 ifcapable {!cte} { | |
| 21 finish_test | |
| 22 return | |
| 23 } | |
| 24 | |
| 25 do_execsql_test 1.0 { | |
| 26 CREATE TABLE t1(x INTEGER, y INTEGER); | |
| 27 INSERT INTO t1 VALUES(123, 456); | |
| 28 } | |
| 29 | |
| 30 do_faultsim_test withM-1.1 -prep { | |
| 31 sqlite3 db test.db | |
| 32 } -body { | |
| 33 execsql { | |
| 34 WITH tmp AS ( SELECT * FROM t1 ) | |
| 35 SELECT * FROM tmp; | |
| 36 } | |
| 37 } -test { | |
| 38 faultsim_test_result {0 {123 456}} | |
| 39 db close | |
| 40 } | |
| 41 | |
| 42 do_faultsim_test withM-1.2 -prep { | |
| 43 sqlite3 db test.db | |
| 44 } -body { | |
| 45 execsql { | |
| 46 WITH w1 AS ( SELECT * FROM t1 ), | |
| 47 w2 AS ( | |
| 48 WITH w3 AS ( SELECT * FROM w1 ) | |
| 49 SELECT * FROM w3 | |
| 50 ) | |
| 51 SELECT * FROM w2; | |
| 52 } | |
| 53 } -test { | |
| 54 faultsim_test_result {0 {123 456}} | |
| 55 db close | |
| 56 } | |
| 57 | |
| 58 do_faultsim_test withM-1.3 -prep { | |
| 59 sqlite3 db test.db | |
| 60 } -body { | |
| 61 execsql { | |
| 62 WITH w1(a,b) AS ( | |
| 63 SELECT 1, 1 | |
| 64 UNION ALL | |
| 65 SELECT a+1, b + 2*a + 1 FROM w1 | |
| 66 ) | |
| 67 SELECT * FROM w1 LIMIT 5; | |
| 68 } | |
| 69 } -test { | |
| 70 faultsim_test_result {0 {1 1 2 4 3 9 4 16 5 25}} | |
| 71 db close | |
| 72 } | |
| 73 | |
| 74 finish_test | |
| 75 | |
| 76 | |
| 77 | |
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